BE622201A - - Google Patents
Info
- Publication number
- BE622201A BE622201A BE622201DA BE622201A BE 622201 A BE622201 A BE 622201A BE 622201D A BE622201D A BE 622201DA BE 622201 A BE622201 A BE 622201A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
- G11B5/55—Track change, selection or acquisition by displacement of the head
- G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
- G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
- G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/22—Miscellaneous
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB31938/61A GB1017131A (en) | 1961-09-06 | 1961-09-06 | Improvements in or relating to disc information files |
| GB4339961 | 1961-12-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE622201A true BE622201A (fi) |
Family
ID=26261143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE622201D BE622201A (fi) | 1961-09-06 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3349381A (fi) |
| BE (1) | BE622201A (fi) |
| GB (2) | GB1017131A (fi) |
| NL (1) | NL282925A (fi) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3378826A (en) * | 1964-07-28 | 1968-04-16 | Potter Instrument Co Inc | Random access storage device employing flexible tapes |
| EP1429317A1 (en) * | 2002-12-12 | 2004-06-16 | Matsushita Electric Industrial Co., Ltd. | Head support device and its driving method, and disk drive using same |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2690913A (en) * | 1951-03-14 | 1954-10-05 | Rabinow Jacob | Magnetic memory device |
| US2811709A (en) * | 1954-01-12 | 1957-10-29 | Teleregister Corp | Multiple-head scanning device for magnetic disk records |
| NL125359C (fi) * | 1956-05-14 | |||
| NL236375A (fi) * | 1958-02-21 | 1900-01-01 | ||
| FR123484A (fi) * | 1958-08-22 | |||
| US3130393A (en) * | 1959-05-13 | 1964-04-21 | Sperry Rand Corp | Information storage device |
-
0
- BE BE622201D patent/BE622201A/xx unknown
- NL NL282925D patent/NL282925A/xx unknown
-
1961
- 1961-09-06 GB GB31938/61A patent/GB1017131A/en not_active Expired
- 1961-12-05 GB GB38776/64A patent/GB1017132A/en not_active Expired
-
1962
- 1962-09-06 US US221920A patent/US3349381A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB1017131A (en) | 1966-01-19 |
| GB1017132A (en) | 1966-01-19 |
| NL282925A (fi) | |
| US3349381A (en) | 1967-10-24 |